This is exponentially more important if you're dealing with people of color.

I notice color, not texture. 

I want to use one color for whole unit.

I prefer the multi colored plastic ones with the tag inside for writing the addresses on.

After drinking a lot of wine one night with a roommate, we began discussing the colors things turn in the fridge after they go bad, and thought a fridge magnet would be a great seller. 

What color of paint should you paint your rentals?

I love the details - including the paint job at your little laptop nook where you put a different color on the diagonal.  

Most have been about the orange color of the water.

They told us, for exterior door hardware get the silver color finish as it holds up better to weather.

I publish my qualifications and they are the same for everyone. there is no such law any where in the USA that you can get sued for rejecting a convicted felony or a eviction in the past you cannot reject for color, sex, sexual orientation or religion and so forth just make your rules clear and they apply for all and you never end up in court for such a thing. by the way you cant just tell them you just changed your mind that mean if you rent the apt to someone else any time over the next month your going to court to fight for a discrimination charge. make your own rules and stick with them for all.